What is an EdCamp? According to edutopia, Edcamps are: Free to all participants; A free-flow of ideas and information about education, education technology and best practices for teachers; An unconference model of sessions throughout the day for spontaneous topics, chats and activities; The ability of being a presenter is at your discretion (and courage)
Tanning bed bulbs and lamps should be replaced when they have been used to 80 percent of their expected life cycle, and typically hit this mark about one year after they have been installed. Low-pressure lamps have a life cycle of 300 to 1,700 hours, while high-pressure bulbs last 300 to 9,500 hours.
A Cree LED Lighting product, like the LR6 TM downlight, can replace a 65 watt light while using only 10.5 watts. In its 50,000 hour lifetime it will consume about 525 kilowatt-hours, costing about $63. During that time, it will never need to be replaced. The Cost of Incandescent Lamps. A typical 65 watt light lasts for 2,000 hours. To match the light output and longevity of a Cree LED Lighting downlight, traditional lighting would consume 3,250 kilowatt-hours, and need to be replaced about 25 times, costing over $465. It's a simple story...saving over $400 in electric and relamping costs, for every downlight you replace.